./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.3.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b10c99b9badb527199f52837b0c655a322cd85de0811e3b9d1507c9d84635f53 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:03:32,652 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:03:32,725 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-25 04:03:32,731 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:03:32,731 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:03:32,764 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:03:32,767 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:03:32,767 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:03:32,767 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:03:32,767 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:03:32,767 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:03:32,768 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:03:32,768 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:03:32,768 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:03:32,768 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:03:32,768 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:03:32,768 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:03:32,768 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:03:32,768 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:03:32,768 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:03:32,769 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:03:32,769 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:03:32,769 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:03:32,769 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:03:32,769 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:03:32,769 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:03:32,769 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:03:32,769 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:03:32,771 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:03:32,771 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:03:32,772 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b10c99b9badb527199f52837b0c655a322cd85de0811e3b9d1507c9d84635f53 [2024-11-25 04:03:33,090 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:03:33,100 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:03:33,105 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:03:33,107 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:03:33,107 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:03:33,108 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.3.prop1-func-interl.c [2024-11-25 04:03:36,350 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/data/aed0a6346/1014c513a70e4e23aadb70eaf7ff86ac/FLAGd1107620d [2024-11-25 04:03:36,806 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:03:36,808 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.3.prop1-func-interl.c [2024-11-25 04:03:36,831 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/data/aed0a6346/1014c513a70e4e23aadb70eaf7ff86ac/FLAGd1107620d [2024-11-25 04:03:36,856 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/data/aed0a6346/1014c513a70e4e23aadb70eaf7ff86ac [2024-11-25 04:03:36,859 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:03:36,861 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:03:36,863 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:03:36,863 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:03:36,868 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:03:36,869 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:03:36" (1/1) ... [2024-11-25 04:03:36,872 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@93f4db2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:03:36, skipping insertion in model container [2024-11-25 04:03:36,872 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:03:36" (1/1) ... [2024-11-25 04:03:36,975 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:03:37,191 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.3.prop1-func-interl.c[1172,1185] [2024-11-25 04:03:37,764 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:03:37,775 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:03:37,785 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.3.prop1-func-interl.c[1172,1185] [2024-11-25 04:03:38,048 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:03:38,065 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:03:38,066 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:03:38 WrapperNode [2024-11-25 04:03:38,066 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:03:38,068 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:03:38,068 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:03:38,068 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:03:38,081 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:03:38" (1/1) ... [2024-11-25 04:03:38,176 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:03:38" (1/1) ... [2024-11-25 04:03:39,125 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 7617 [2024-11-25 04:03:39,126 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:03:39,127 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:03:39,127 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:03:39,127 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:03:39,135 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:03:38" (1/1) ... [2024-11-25 04:03:39,136 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:03:38" (1/1) ... [2024-11-25 04:03:39,396 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:03:38" (1/1) ... [2024-11-25 04:03:39,396 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:03:38" (1/1) ... [2024-11-25 04:03:39,960 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:03:38" (1/1) ... [2024-11-25 04:03:40,080 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:03:38" (1/1) ... [2024-11-25 04:03:40,194 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:03:38" (1/1) ... [2024-11-25 04:03:40,319 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:03:38" (1/1) ... [2024-11-25 04:03:40,357 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:03:38" (1/1) ... [2024-11-25 04:03:40,559 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:03:40,561 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:03:40,561 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:03:40,562 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:03:40,563 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:03:38" (1/1) ... [2024-11-25 04:03:40,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:03:40,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:03:40,602 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:03:40,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:03:40,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:03:40,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:03:40,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:03:40,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:03:41,475 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:03:41,477 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:03:51,558 INFO L? ?]: Removed 4469 outVars from TransFormulas that were not future-live. [2024-11-25 04:03:51,558 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:04:04,287 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:04:04,288 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 04:04:04,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:04:04 BoogieIcfgContainer [2024-11-25 04:04:04,288 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:04:04,289 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:04:04,290 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:04:04,301 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:04:04,301 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:04:04" (1/1) ... [2024-11-25 04:04:04,310 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:04:04,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:04:04,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 04:04:04,370 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 04:04:04,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 04:04:04,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:04:04,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:04:05,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:04:08,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:04:19,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.33s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 04:04:29,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 04:04:29,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:04:29,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-25 04:04:29,742 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-25 04:04:29,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 04:04:29,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:04:29,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:05:49,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:05:49,080 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:07:04,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:07:15,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:07:16,058 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:07:16,069 INFO L158 Benchmark]: Toolchain (without parser) took 219205.47ms. Allocated memory was 117.4MB in the beginning and 3.2GB in the end (delta: 3.0GB). Free memory was 88.5MB in the beginning and 1.0GB in the end (delta: -919.1MB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. [2024-11-25 04:07:16,069 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:07:16,073 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1204.41ms. Allocated memory is still 117.4MB. Free memory was 88.3MB in the beginning and 52.5MB in the end (delta: 35.8MB). Peak memory consumption was 95.5MB. Max. memory is 16.1GB. [2024-11-25 04:07:16,074 INFO L158 Benchmark]: Boogie Procedure Inliner took 1058.45ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 52.5MB in the beginning and 99.5MB in the end (delta: -47.0MB). Peak memory consumption was 172.4MB. Max. memory is 16.1GB. [2024-11-25 04:07:16,074 INFO L158 Benchmark]: Boogie Preprocessor took 1432.57ms. Allocated memory was 260.0MB in the beginning and 587.2MB in the end (delta: 327.2MB). Free memory was 99.5MB in the beginning and 378.8MB in the end (delta: -279.3MB). Peak memory consumption was 50.1MB. Max. memory is 16.1GB. [2024-11-25 04:07:16,075 INFO L158 Benchmark]: RCFGBuilder took 23727.58ms. Allocated memory was 587.2MB in the beginning and 3.2GB in the end (delta: 2.6GB). Free memory was 378.8MB in the beginning and 2.3GB in the end (delta: -2.0GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-11-25 04:07:16,075 INFO L158 Benchmark]: CodeCheck took 191776.20ms. Allocated memory is still 3.2GB. Free memory was 2.3GB in the beginning and 1.0GB in the end (delta: 1.3GB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2024-11-25 04:07:16,078 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1204.41ms. Allocated memory is still 117.4MB. Free memory was 88.3MB in the beginning and 52.5MB in the end (delta: 35.8MB). Peak memory consumption was 95.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1058.45ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 52.5MB in the beginning and 99.5MB in the end (delta: -47.0MB). Peak memory consumption was 172.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1432.57ms. Allocated memory was 260.0MB in the beginning and 587.2MB in the end (delta: 327.2MB). Free memory was 99.5MB in the beginning and 378.8MB in the end (delta: -279.3MB). Peak memory consumption was 50.1MB. Max. memory is 16.1GB. * RCFGBuilder took 23727.58ms. Allocated memory was 587.2MB in the beginning and 3.2GB in the end (delta: 2.6GB). Free memory was 378.8MB in the beginning and 2.3GB in the end (delta: -2.0GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. * CodeCheck took 191776.20ms. Allocated memory is still 3.2GB. Free memory was 2.3GB in the beginning and 1.0GB in the end (delta: 1.3GB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 04:07:16,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b10c99b9badb527199f52837b0c655a322cd85de0811e3b9d1507c9d84635f53 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:07:18,879 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:07:19,016 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-25 04:07:19,074 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:07:19,076 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:07:19,077 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:07:19,077 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:07:19,077 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:07:19,078 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:07:19,078 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:07:19,079 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:07:19,079 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:07:19,079 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:07:19,079 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:07:19,080 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:07:19,080 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:07:19,081 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:07:19,081 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:07:19,081 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:07:19,082 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:07:19,082 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:07:19,082 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:07:19,082 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:07:19,082 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:07:19,082 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:07:19,083 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:07:19,083 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:07:19,083 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:07:19,083 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:07:19,083 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:07:19,083 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:07:19,083 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:07:19,083 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:07:19,083 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b10c99b9badb527199f52837b0c655a322cd85de0811e3b9d1507c9d84635f53 [2024-11-25 04:07:19,449 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:07:19,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:07:19,466 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:07:19,470 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:07:19,470 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:07:19,475 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.3.prop1-func-interl.c [2024-11-25 04:07:22,654 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/data/b2ea117ea/c127d1db811244889951a3f5040fb9ac/FLAGe965c7067 [2024-11-25 04:07:23,181 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:07:23,181 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.3.prop1-func-interl.c [2024-11-25 04:07:23,217 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/data/b2ea117ea/c127d1db811244889951a3f5040fb9ac/FLAGe965c7067 [2024-11-25 04:07:23,249 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/data/b2ea117ea/c127d1db811244889951a3f5040fb9ac [2024-11-25 04:07:23,254 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:07:23,255 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:07:23,259 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:07:23,260 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:07:23,265 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:07:23,266 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:07:23" (1/1) ... [2024-11-25 04:07:23,269 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7515264b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:23, skipping insertion in model container [2024-11-25 04:07:23,269 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:07:23" (1/1) ... [2024-11-25 04:07:23,371 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:07:23,637 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.3.prop1-func-interl.c[1172,1185] [2024-11-25 04:07:24,183 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:07:24,196 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:07:24,206 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.3.prop1-func-interl.c[1172,1185] [2024-11-25 04:07:24,476 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:07:24,491 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:07:24,492 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:24 WrapperNode [2024-11-25 04:07:24,493 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:07:24,494 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:07:24,494 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:07:24,494 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:07:24,501 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:24" (1/1) ... [2024-11-25 04:07:24,575 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:24" (1/1) ... [2024-11-25 04:07:24,703 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2909 [2024-11-25 04:07:24,704 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:07:24,704 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:07:24,705 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:07:24,705 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:07:24,716 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:24" (1/1) ... [2024-11-25 04:07:24,716 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:24" (1/1) ... [2024-11-25 04:07:24,781 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:24" (1/1) ... [2024-11-25 04:07:24,786 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:24" (1/1) ... [2024-11-25 04:07:24,914 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:24" (1/1) ... [2024-11-25 04:07:24,926 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:24" (1/1) ... [2024-11-25 04:07:24,938 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:24" (1/1) ... [2024-11-25 04:07:24,959 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:24" (1/1) ... [2024-11-25 04:07:24,979 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:24" (1/1) ... [2024-11-25 04:07:25,009 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:07:25,012 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:07:25,013 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:07:25,013 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:07:25,014 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:24" (1/1) ... [2024-11-25 04:07:25,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:07:25,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:07:25,054 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:07:25,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:07:25,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:07:25,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:07:25,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:07:25,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:07:25,773 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:07:25,775 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:07:32,208 INFO L? ?]: Removed 85 outVars from TransFormulas that were not future-live. [2024-11-25 04:07:32,208 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:07:32,318 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:07:32,318 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 04:07:32,319 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:07:32 BoogieIcfgContainer [2024-11-25 04:07:32,319 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:07:32,320 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:07:32,320 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:07:32,329 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:07:32,330 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:07:32" (1/1) ... [2024-11-25 04:07:32,338 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:07:32,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:07:32,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 04:07:32,396 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 04:07:32,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 04:07:32,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:07:32,399 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:07:32,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:07:32,402 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:07:32,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 04:07:33,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:07:33,403 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:07:33,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:07:33,686 INFO L256 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-25 04:07:33,699 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:07:33,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:07:33,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 04:07:34,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:07:34,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-25 04:07:34,250 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-25 04:07:34,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 04:07:34,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:07:34,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:07:34,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:07:34,256 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:07:34,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 04:07:36,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:07:36,027 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:07:36,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:07:36,668 INFO L256 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-25 04:07:36,684 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:07:37,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:07:37,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 04:07:39,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:07:39,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-25 04:07:39,214 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-25 04:07:39,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 04:07:39,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:07:39,217 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:07:39,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:07:39,221 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:07:39,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54fce9f0-84c8-43c2-8332-c7634a63d1e9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 04:07:41,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:07:41,539 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:07:42,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:07:42,480 INFO L256 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-25 04:07:42,506 INFO L279 TraceCheckSpWp]: Computing forward predicates...